In the previous article, I talked about exposure, and how it affects the final image. I mentioned that there are three controls the one can use to change the outcome of the clicking the shutter button: ISO, Aperture and Shutter speed. This article will focus on Shutter Speed. As I said, Shutter Speed is one of the three exposure controls. Luckily for this article, it is the easiest to understand. It simply controls the amount of time the shutter is left open for light to come in and hit the sensor.
I am saying sensor, but the old experienced folks may remember a time when the light was actually hitting film. Both the sensor and film collect light. The longer the shutter is open, they see more light – so the longer the shutter is left open the brighter your image will be. But shutter speed also affects other aspect of your image. Let’s try and have a look, but first let’s set the groundwork so we better understand each other. (Shutter image by brighterworlds) [Read more...]